Funnelweb ProLine Air Filter Yamaha YZ450F (2023) | FWF PRO 7981 ATV It's sealed on both sides

It's sealed on both sides to keep the dirt out and keep it moving freely

Won’t pack mud or dirt in your caliper body like stock part

Honda CRF450X 2019-2023

Special reticulation process offers unsurpassed air- flow and filtration

Funnelweb ProLine Air Filter Yamaha YZ450F (2023) | FWF PRO 7981 ATV It's sealed on both sidesFunnelWeb Filter uses a unique pyramid profiled foam. This design vastly improves the dirt holding capacity while delivering consistent optimum air flow. All FunnelWeb Filters utilize the latest technology in open cell polyurethane foam profiling, this substantially increases the filters surface area enabling it to trap far more dirt on its outside surface preventing harmful dust from penetrating through. *Works with any foam air filter oil. FunnelWeb